(Internet slang) protected account (on social media, especially Twitter and Instagram)

to lock (a door, etc.) / (Internet slang) (of a SNS account) to change privacy setting to limited people and posts and/or profiles can be seen by limited people.

(idiomatic) to hold the key (to)

leave alone

deserting a place and leaving others behind; desertion

(archaic, obsolete) to seem difficult to distinguish / (archaic, obsolete) to forget or lose sight of

kanji that is not read in the kanbun kundoku (漢文訓読) process

(idiomatic) to take one's hat off; to acknowledge another's superiority

preliminary loading of the (cargo) ship (in preparation for moving cargo around inside the ship) / preliminary placement

to place (something) temporarily