[ta] (aux-v) (1) (だ after certain verb forms) (See だ・2) indicate past completed or action; (2) (See だ・3) indicates light imperative #7
[reru ; rareru] (aux-v, v1) (1) (れる for 五段 verbs, られる for 一段. Follows the imperfective form of (v5) and (vs) verbs) (See 未然形, 迷惑の受身・めいわくのうけみ) indicates passive voice (inc. the "suffering passive"); (2) (no imperative form. Infrequently used in modern Japanese, e.g. 歩ける is favoured over 歩かれる) (See ら抜き言葉・らぬきことば) indicates the potential form; (3) (no imperative form) indicates spontaneous occurrence; (4) (hon) (no imperative form) used as an honorific for others' actions #41
[da] (aux) (1) (See です) plain copula; (aux-v) (2) (た after certain verb forms) (See た・1) indicates past or completed action; (3) (See た・2) indicates light imperative; (P) #79
[mai] (aux) (1) probably isn't (doesn't, won't, etc.); (2) don't (doesn't) intend to; intend not to; (3) must not; (when used in an imperative sentence) don't #4213
[nasai] (aux) (See 為さる) do (imperative form often used after ~masu base of verbs) #6831
[であう, deau] (v5u, vi) (1) (出遭う usu. has a negative connotation) to meet (by chance); to come across; to run across; to encounter; to happen upon; (2) (出会う, 出合う only) (esp. 出合う) to meet (e.g. of rivers, highways, etc.); (3) (出会う, 出合う only) (often used imperatively as 出会え) to emerge and engage (an enemy); (P) #8048
[irasshai (P); irashai (ik)] (int, n) (1) (hon) (See いらっしゃる) (used as a polite imperative) come; go; stay; (2) (See いらっしゃいませ) welcome!; (P) #9276
[はやはや, hayahaya] (adv) (arch) (used as an imperative) quickly #13406
[おいで, oide] (n) (1) (uk) (See お出でになる) coming; going; being (somewhere); (exp) (2) (col) (abbr) come (used as an imperative, usu. to children and one's inferiors); go; stay
[おいでなさい, oidenasai] (exp) (1) (uk) (hon) (used as a polite imperative) (See 御出でなさる・1) come; go; stay; (2) (See いらっしゃい・2) welcome!