(n) hashish
(n) Japanese tree lilac (Syringa reticulata)
(n) Siberian hazel (Corylus heterophylla var. thunbergii)
(n) (uk) biting louse (any louse of order Mallophaga)
chewing louse
(n) (uk) giant elephant ear (species of taro, Colocasia gigantea)
(adj-na) husky
huskie
(P)
(n) hustler
(n) (uk) sailfin sandfish (Arctoscopus japonicus)
(n) (uk) ground squirrel (esp. the Daurian ground squirrel, Spermophilus dauricus)
(n) (uk) hummingbird (Trochilidae family)
(n) (comp) hacker
(P)
(n) (comp) hash
(n) haji
(n,vs) hustle
(P)
(adj-na,n) happy
(P)
(n) haddock (Melanogrammus aeglefinus)
(n) hadron
(n) (1) (uk) hoverfly (any fly of family Syrphidae)
syrphid
(2) drone fly (Eristalis tenax)
(n) (uk) Heracleum nipponicum (species of hogweed)
(n) (uk) Placamen tiara (species of venerid)
(n) Misumenops tricuspidatus (species of crab spider)
(n) honeycomb
(n) Hubbard
(n) Habataki (variety of rice)
(n) habanera (style of slow Cuban dance) (spa:)
(n) Habanero (pepper)
(n) hubba-hubba
(n) habit
(n) (uk) coffee senna (Senna occidentalis)
(n) hapten