What is the meaning of す?

The hiragana syllable す (su). Its equivalent in katakana is ス (su). It is the thirteenth syllable in the gojūon order; its position is さ行う段 (sa-gyō u-dan, “row sa, section u”).

巣, 栖, 窼: nest, hive, den

酢, 醋, 酸: vinegar (condiment)

州, 洲: sandbank, sandbar

to do

to cause, become

alternative form of せる (seru, “causative suffix”)

to do

to happen, occur

to be in a state of something

This term needs a translation to English. Please help out and add a translation, then remove the text {{rfdef}}.

indicates light respect and slight affection

representing birds

Source: wiktionary.org