surface; face (visible side of an object) / front (of a building), obverse side of a coin ("heads") / cover attached to a surface / outer clothing / facade; appearance; outside; exterior

for the use of, for the purpose of, in case of

use; effect; means

(biology) original species, wild species / (biology) seed stock

Kyūjitai form of 厳守: following of protocol, keeping of secrets, etc.

strict 守り — following of protocol, keeping of secrets, etc.

to strictly 守る — follow protocol, keep secrets, etc.

unprocessed sake / undiluted whiskey

step / rank; grade

(after a number) -th rank; -th degree black belt (in karate, judo, etc) / a section (horizonal line) in the gojūon table, which consists of kanas that have or historically have a same vowel