Hagio-
Greek; saint, holy
Hal-
Greek; salt, sea
Hapt-/haps-
Greek; to touch, fasten
Hem-/hemo-/hemato-
Greek; blood
Helio-
Greek; sun
Hetero-
Greek; different
Hepat-
Greek; liver
Hidr-
Greek; sweat
Hier-
Greek; sacred, holy
Hod-/od-
Greek; road, way
Holo-
Greek; whole
Home-/homo-/homoio-/homoeo-
Greek; same
Hyal-
Greek; glass
Hyl-
Greek; matter, wood
Hydr-
Greek; water
Hyper-
Greek; over
Hypno-
Greek; sleep
Hypo-
Greek; under