Used other than figuratively or idiomatically: see lean, into. / To make an effort with; to work hard at; to show determination and perseverence.

To be barely admitted into something, or to be admitted only at the last minute.

plural of square peg into a round hole

Third-person singular simple present indicative form of get into

Of flowers of buds, to bloom suddenly or in a short period of time.

present participle of paint oneself into a corner.

Third-person singular simple present indicative form of paint oneself into a corner

simple past tense and past participle of paint oneself into a corner.

plural of controlled flight into terrain

(idiomatic, transitive) To exert considerable effort to change something or someone into a desired state.