- 似る【にる】 - to resemble, to look like, to be like, to be alike, to be similar, to take after 
- 似合う【にあう】 - to suit, to match, to become, to be like 
- お似合い【おにあい】 - well-matched (esp. of a couple), becoming, suitable 
- 真似【まね】 - imitating, copying, mimicry, behavior, behaviour, action, conduct 
- 類似【るいじ】 - resemblance, similarity, likeness, analogy 
- 似通う【にかよう】 - to resemble closely 
- 似合い【にあい】 - well-matched (esp. of a couple), becoming, suitable 
- 似せる【にせる】 - to copy, to imitate, to counterfeit, to forge 
- 似顔【にがお】 - portrait, likeness 
- 疑似【ぎじ】 - pseudo, quasi, false, para-, mock, sham, suspected (case, e.g. of disease) 
- 酷似【こくじ】 - resembling closely, being strikingly similar, bearing a strong likeness 
- 相似【そうじ】 - resemblance, likeness, similitude, similarity, analogy 
- 似合わしい【にあわしい】 - well-matched, suitable, becoming 
- 似つかわしい【につかわしい】 - suitable, appropriate, becoming, fitting 
- 相似形【そうじけい】 - similar figures (in geometry) 
- 不似合い【ふにあい】 - unbecoming, improper, unsuitable, ill-matched, unworthy of