The letters in WEAPON make 60 words of two letters or more. The longest is WEAPON at 6 letters, and the highest-scoring is WEAPON at 11 points.
No other single word uses all 6 letters of WEAPON. WEAPON has 6 letters: 3 vowels and 3 consonants, worth 11 points before any board bonuses.
6-letter words 1
5-letter words 1
paeon7
4-letter words 14
aeon4anew7enow7nape6neap6nope6open6pane6pawn9pean6peon6pone6wane7wean7
3-letter words 29
ane3ape5awe6awn6eon3nae3nap5naw6new6now6one3ope5owe6own6pan5paw8pea5pen5pew8poe5pow8pwn8wae6wan6wap8wen6woe6won6wop8
2-letter words 15
ae2an2aw5en2na2ne2no2oe2on2op4ow5pa4pe4we5wo5
Words are from our open word list and include some game-only words. Rude words are left out of this page; the unscrambler shows every valid word, lets you add blank tiles and filter by length.