(idiomatic) To behave or act naturally, without regard to how this behavior is perceived by others. / (idiomatic) To function physically and mentally as one normally does.

A person's self: general form of himself, herself, themself or yourself.

Alone; without assistance or help from others. / Alone, without another's immediate company / (rare) Used other than figuratively or idiomatically: see by, oneself.

Alternative form of to oneself

(informal) Tending not to interact with others; introverted; reserved.

(chiefly UK) To be introverted; to stay away from others.

One who knowingly makes a decision or takes action that is to his/her own disadvantage.

(idiomatic, euphemistic) To display one's genitalia in a public place or in other inappropriate circumstances. / (idiomatic) To put oneself in a vulnerable position.

(idiomatic) To feel comfortable or normal; to be in one's usual mood or state of health. / To touch yourself

To act in a polite or proper way.