keisti
Keisti is a Lithuanian verb meaning to change, alter, or exchange. It is used to describe making something different, substituting one thing for another, or modifying a state or condition. The verb can take a direct object to indicate what is changed and appears in common phrases such as keisti nuomonę (to change one’s mind) or keisti pinigus (to exchange money). It can also express swapping or mutual substitution, for example keisti vietomis (to swap places). In reflexive constructions, keisti can express changes of state, as in laikas keičiasi (time changes).
Grammatical notes: keisti is a regular Lithuanian verb and forms across tenses and moods with standard endings.
Etymology and related forms: the word derives from a Baltic language root associated with turning or transforming.
See also: change, exchange, Lithuanian verbs of motion and transformation.