〜っぽい

-ish / tends to

A casual suffix meaning "-ish", "-like" or "tends to".

Readings

How to form it

After a noun, it means having the feel of it: 子供(こども)っぽい (childish), 白(しろ)っぽい (whitish).
After a ます-stem, it means tending to do it: 忘(わす)れっぽい (forgetful), 怒(おこ)りっぽい (quick to anger).
The result is an い-adjective: 子供(こども)っぽくない.

その服(ふく)、ちょっと子供(こども)っぽいね。

Those clothes are a bit childish.

彼(かれ)は忘(わす)れっぽい。

He's forgetful.

In casual speech it can also mean "seems like": 風邪(かぜ)っぽい (I think I've got a cold).