At frequent intervals. / (mathematics, of a sequence) For infinitely many terms of the sequence.

Done or occurring often; common. / Occurring at short intervals. / Addicted to any course of conduct; inclined to indulge in any practice; habitual; persistent. / (obsolete) Full; crowded; thronged.

(transitive) To visit often.

simple past tense and past participle of frequent

Third-person singular simple present indicative form of frequent

(grammar) Serving to express repetition of an action.

(grammar) Any of a subclass of imperfective verbs that denote a repeated action, no longer productive in English, but found in e.g. Finnish, Latin, Russian, and Turkish.

present participle of frequent

A person who frequents; a regular visitor.

(rare) comparative form of frequent: more frequent