The letters in APPLYING make 107 words of two letters or more. The longest is APPLYING at 8 letters, and the highest-scoring is APPLYING at 16 points.
No other single word uses all 8 letters of APPLYING. APPLYING has 8 letters: 2 vowels and 6 consonants, worth 16 points before any board bonuses.
8-letter words 1
7-letter words 3
6-letter words 5
5-letter words 19
algin6align6aping8apply12gaily9gappy13inlay8lapin7liang6ligan6linga6lingy9lippy12lying9nappy12nippy12palpi9pipal9plain7
4-letter words 31
agin5agly8anil4ayin7gain5gapy10glia5inly7lain4lang5ling5liny7nail4nipa6pail6pain6palp8paly9pang7pial6pian6pily9pina6ping7piny9pipy11plan6play9pyin9yagi8yang8
3-letter words 35
ail3ain3alp5ani3any6gal4gan4gap6gay7gin4gip6gyp9lag4lap5lay6lin3lip5nag4nap5nay6nil3nip5pal5pan5pap7pay8pia5pig6pin5pip7ply8pya8yap8yin6yip8
2-letter words 13
ag3ai2al2an2ay5in2la2li2ln2na2pa4pi4ya5
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.