- holy land
- holy man
- have one's finger on the trigger
- handspun
- hypercholestrelaemia
- haematidrosis
- haematology
- hair-raising
- hair-splitting
- half-pulling out
- half-term
- halfwit
- halo
- halophytes
- halt
- handout
- handsome
- hangar
- hard-nosed
- hardened
- hardihood
- hardly
- hardware
- have a bumpy ride
- have a mind of one's own
- have a run for one's money
- haze
- have done with
- have several irons in the fire
- have sex
- have words argue
- head
- head crash
- head teacher
- headache
- headphones
- headquarters
- headway make headway
- healthily
- healthy
- hear
- hearsay
- heart
- heart and soul
- heart failure
- hectic
- hedonist
- heel
- hefty
- heraldry
- herpetology
- hesitancy
- hesitation
- hesperus
- heterodox
- heterotrophs
- hiatus
- hibernate
- hiccoughing
- hie
- high and low
- highbrow
- highjack
- highly strung
- hike something up
- hit
- hit home
- hit out at
- hoarders
- hoarseness
- hold it good
- hold on to
- hold one's head high
- hold with
- holder
- hole
- holy church
- homogamy
- hone
- honest
- honeyed
- honour
- honour killing
- hornless cattle
- hornpipe
- horology
- horrid
- horse chestnut
- horseshoe
- horticultural
- hospitable reception
- hospitably
- hospitality
- host
- house plant
- house-surgeon
- household
- household deity
- human
- human corpse