Perseus analyses of ἄλγε':

1. ἄλγεα,ἄλγος (pain): neut nom/voc/acc pl (epic ionic)
2. ἄλγει,ἄλγος (pain): neut nom/voc/acc dual (attic epic)
3. ἄλγεϊ,ἄλγος (pain): neut dat sg (epic ionic)
4. ἄλγει,ἄλγος (pain): neut dat sg
5. ἄλγεε,ἄλγος (pain): neut nom/voc/acc dual (epic ionic)
6. ᾱλγει,ἀλγέω (feel bodily pain, suffer): imperf ind act 3rd sg (attic epic doric aeolic)
7. ἄλγει,ἀλγέω (feel bodily pain, suffer): pres imperat act 2nd sg (attic epic)
8. ᾱλγεε,ἀλγέω (feel bodily pain, suffer): imperf ind act 3rd sg (epic doric ionic aeolic)
9. ἄλγεε,ἀλγέω (feel bodily pain, suffer): pres imperat act 2nd sg (epic ionic)
10. ἄλγεαι,ἀλγέω (feel bodily pain, suffer): pres ind mp 2nd sg (epic doric ionic aeolic)
11. ἄλγει,ἀλγέω (feel bodily pain, suffer): imperf ind act 3rd sg (attic epic)
12. ἄλγεε,ἀλγέω (feel bodily pain, suffer): imperf ind act 3rd sg (epic ionic)

LSJ entries

ἄλγος 

ἀλγέω