ill-ill- /ɪl/ prefix 
badly or not enough: 
ill-concealed boredom ill-formed sentences
badly or not enough: ill-concealed boredom ill-formed sentences- Hardy, Oliver
- hardy perennial
- Hardy, Thomas
- hare
- Hare and the Tortoise, The
- hare-brained
- Hare Krishna
- harelip
- harem
- harem pants
- Hargreaves, James
- haricot
- Hari, Mata
- hark
- harken
- Hark! The Herald Angels Sing
- Harlem
- Harlem Globetrotters
- harlequin
- Harlequin Romance
- Harley-Davidson
- Harley Street
- harlot
- harm
- harmful