What is 〜っぽい (ppoi)?
〜っぽい is a casual suffix meaning "seems like," "tends to be," or "-ish" in English. It expresses that something has the characteristics or tendency of what precedes it.
子供っぽい
"childish / child-like"
忘れっぽい
"forgetful / tends to forget"
水っぽい
"watery / water-ish"
Formation
With Nouns
Add っぽい directly to nouns:
子供 → 子供っぽい
"childish"
男 → 男っぽい
"boyish / masculine"
女 → 女っぽい
"girlish / feminine"
安 → 安っぽい
"cheap-looking"
With Verb Stems
Add っぽい to masu-stem:
忘れる → 忘れ → 忘れっぽい
"forgetful / tends to forget"
怒る → 怒り → 怒りっぽい
"quick-tempered / tends to get angry"
飽きる → 飽き → 飽きっぽい
"gets bored easily"
With Some Adjectives/Colors
水 → 水っぽい
"watery"
茶色 → 茶色っぽい
"brownish"
青 → 青っぽい
"bluish"
Core Meanings
1. Has Characteristics Of (like/ish)
子供っぽい
"childish / child-like"
男っぽい
"boyish / masculine"
春っぽい
"spring-like / springish"
安っぽい
"cheap-looking"
2. Tendency/Habit (tends to)
忘れっぽい
"forgetful / tends to forget"
怒りっぽい
"quick-tempered"
飽きっぽい
"gets bored easily"
疑いっぽい
"suspicious / tends to doubt"
3. Color/Appearance (-ish)
青っぽい
"bluish"
黄色っぽい
"yellowish"
白っぽい
"whitish"
黒っぽい
"blackish"
Conjugation
っぽい conjugates like an i-adjective:
Present
子供っぽい / 子供っぽいです
"is childish"
Negative
子供っぽくない / 子供っぽくないです
"is not childish"
Past
子供っぽかった / 子供っぽかったです
"was childish"
Past Negative
子供っぽくなかった / 子供っぽくなかったです
"wasn't childish"
Common Expressions
Personality/Behavior
子供っぽい
"childish"
大人っぽい
"mature / adult-like"
男っぽい
"boyish / masculine"
女っぽい
"girlish / feminine"
Tendencies (Verb + っぽい)
忘れっぽい
"forgetful"
怒りっぽい
"quick-tempered"
飽きっぽい
"gets bored easily"
疑いっぽい
"suspicious"
嘘っぽい
"seems like a lie / fishy"
Appearance/Quality
安っぽい
"cheap-looking"
油っぽい
"greasy / oily"
水っぽい
"watery"
粉っぽい
"powdery"
Colors
青っぽい
"bluish"
赤っぽい
"reddish"
黄色っぽい
"yellowish"
茶色っぽい
"brownish"
Usage Nuance
Often Negative Connotation
Many っぽい expressions carry a slightly negative nuance:
子供っぽい
"childish" (negative - immature)
安っぽい
"cheap-looking" (negative quality)
But not always negative:
大人っぽい
"mature" (positive)
春っぽい
"spring-like" (neutral/positive)
Comparison with Similar Patterns
っぽい vs らしい vs みたい
っぽい: Has characteristics/tendency (casual, often negative)
子供っぽい
"childish"
らしい: Typical of (can be positive)
子供らしい
"child-like" (appropriately so)
みたい: Looks like/similar to
子供みたい
"like a child"
Nuance Differences
子供っぽい - childish (immature, negative)
子供らしい - child-like (appropriate for a child, positive)
子供みたい - like a child (comparison/observation)
Common Conversations
Example 1: Personality
A: 彼、もう30歳なのに
"He's already 30"
B: でも、子供っぽいよね
"But he's childish, isn't he"
A: そうだね
"Yeah"
Example 2: Appearance
A: この服、どう？
"How's this outfit?"
B: ちょっと安っぽく見えるかも
"It might look a bit cheap"
A: そうか...別のにしよう
"I see... I'll choose another one"
Example 3: Weather
A: 今日は暖かいね
"It's warm today"
B: 春っぽい天気だね
"It's spring-like weather"
A: もうすぐ春だね
"Spring is coming soon"
Common Mistakes
Mistake 1: Using with all words indiscriminately
Not natural: 嬉しいっぽい ❌
Better: 嬉しそう ✓
"seems happy"
っぽい has limited usage with specific words
Mistake 2: Confusing with observation そう
っぽい: Has characteristic
子供っぽい
"childish"
そう: Looks like (observation)
子供そう ✗ (unnatural)
子供みたい ✓
"looks like a child"
Mistake 3: Using too formally
Too casual for formal: っぽい
Better for formal: のような
Special Expressions
〜っぽく (adverb form)
大人っぽく振る舞う
"behave maturely"
安っぽく見える
"looks cheap"
〜っぽい人 (~ kind of person)
忘れっぽい人
"a forgetful person"
怒りっぽい人
"a quick-tempered person"
Personality Traits
Positive/Neutral
大人っぽい
"mature"
しっかりしているっぽい (less common)
"seems reliable"
Negative
子供っぽい
"childish"
わがままっぽい
"selfish"
嘘っぽい
"seems like a lie"
With Seasons and Time
Seasons
春っぽい
"spring-like"
夏っぽい
"summer-like"
秋っぽい
"autumn-like"
冬っぽい
"winter-like"
Time of Day
朝っぽい
"morning-like"
夜っぽい
"night-like"
Physical Descriptions
Texture
油っぽい
"greasy / oily"
水っぽい
"watery"
粉っぽい
"powdery"
ベタベタっぽい (less common)
"sticky-ish"
Food
この料理、油っぽい
"This dish is greasy"
水っぽいスープ
"watery soup"
Style and Fashion
Appearance
安っぽい服
"cheap-looking clothes"
派手っぽい
"flashy-looking"
地味っぽい
"plain-looking"
Behavioral Tendencies
Common Behavioral っぽい
忘れっぽい - forgetful
怒りっぽい - quick-tempered
飽きっぽい - gets bored easily
疑いっぽい - suspicious
騙されっぽい - gullible
照れっぽい - easily embarrassed
泣きっぽい - cries easily
Politeness Levels
Casual
子供っぽい
"childish"
忘れっぽい
"forgetful"
Polite
子供っぽいです
"is childish"
忘れっぽいですね
"is forgetful, isn't it"
Formal (avoid っぽい)
Use more formal alternatives:
Instead of 子供っぽい:
未熟な / 幼稚な
"immature"
Practice Sentences
Characteristics
彼は子供っぽい
"He's childish"
彼女は大人っぽい
"She's mature"
この服は安っぽい
"These clothes look cheap"
春っぽい天気ですね
"It's spring-like weather"
Tendencies
私は忘れっぽい
"I'm forgetful"
彼は怒りっぽい
"He's quick-tempered"
すぐ飽きっぽい性格
"A personality that gets bored easily"
Colors
青っぽい色
"A bluish color"
黄色っぽい服
"Yellowish clothes"
茶色っぽい髪
"Brownish hair"
Food/Texture
このスープは水っぽい
"This soup is watery"
油っぽい料理
"Greasy food"
粉っぽいケーキ
"Powdery cake"
Negative Observations
嘘っぽい話
"A fishy story"
安っぽく見える
"Looks cheap"
子供っぽい行動
"Childish behavior"
Related Grammar Points
- 〜らしい (rashii) - Typical of
- 〜みたい (mitai) - Looks like/seems
- 〜ようだ (you da) - It appears/seems
- 〜そう (sou) - Looks like
- I-adjective Conjugation - Similar pattern
- Casual Speech Patterns - Informal expressions