チュウ

そそ.ぐ、さ.す、つ.ぐ

注, 氵, 主, 丶, 王

pour, irrigate, shed (tears), flow into, concentrate on, notes, comment, annotate

注目(ちゅうもく): notice; attention; observation
注意(ちゅうい): caution; being careful; attention (heed); warning; advice
注文(ちゅうもん): order; request
注射(ちゅうしゃ): injection
注(ちゅう): annotation; explanatory note; comment
注ぐ(そそぐ): (1) to pour (into); to fill (2) to sprinkle on from above; to shed (e.g. tears) (3) to concentrate one's spirit or strength on (4) to fall onto (of rain, snow)
注す(さす): (1) to pour; to add (liquid); to serve (drinks) (2) to put on (lipstick, etc.); to apply; to colour; to dye (3) to light (a fire); to burn
注ぐ(つぐ): (usu. written as kana when referring to a solid) to pour (into a vessel); to fill; to dish out food or drink