(せん) (adj-no,n) (1) former; previous; old; (n) (2) first move (in go, shogi, etc.); opening move [EDICT]
(さき) (n,adj-no,n-suf,pref) (1) previous; prior; former; some time ago; preceding; (2) point (e.g. pencil); tip; end; nozzle; (3) head (of a line); front; (4) ahead; the other side; (5) the future; hereafter; (6) destination; (7) the other party; (P) [EDICT]
(xiān, ㄒㄧㄢ) early; prior; former; in advance; first [CE-DICT]
(duì, ㄉㄨㄟˋ) couple; pair; to be opposite; to oppose; to face; for; to; correct (answer); to answer; to reply; to direct (towards sth); right [CE-DICT]
Kaufman
/K AO1 F M AH0 N/ [CMU]
非
(ひ) (n) (1) fault; error; mistake; (2) going poorly; being disadvantageous; being unfavorable; (pref) (3) un-; non-; an-; (P) [EDICT]
(fēi, ㄈㄟ) non-; not-; un-; abbr. for Africa 非洲; wrong; evil-doing; insist on; simply must [CE-DICT]
常
(えいきゅう(永久)(P);とこしえ(永久);とわ) (adj-na,n,adj-no) (1) (とわ tends to be more abstract) eternity; perpetuity; immortality; (2) (えいきゅう only) Eikyuu era (1113.7.13-1118.4.3); (P) [EDICT]