知る, 識る, しる
Conjugated: 知っている
Godan verb, Transitive
1. to be aware of, to know, to be conscious of, to cognize, to cognise
2. to notice, to feel
3. to understand, to comprehend, to grasp
4. to remember, to be acquainted with (a procedure)
5. to experience, to go through, to learn
あなたは1990年から彼女を知っているのですか?
くらいなら
Expression, Auxiliary, usu. after verb
rather than (do ...)
彼女に金を貸すくらいなら海に捨てるほうがましだ。