Grim, "fierce, terrible."
(Bald), O.G. Grimbald—Eng. Grimbald, Grimble. (Hari, warrior), O.G. Grimhar—Eng. Grimmer. (Mund, protection), O.G. Grimund—Eng. Grimmond. (Hard), O.G. Grimhard—Eng. Grimerd.
Gund, gun, signifying "war."
(Bald), O.G. Gundobald, Gumbald—Eng. Gumboil. (Hari, warrior), O.G. Gunther, Cundher—Eng. Gunter, Conder. (Ric, rule), O.G. Gunderih—Eng. Gundry. (Stan, stone), Old Norse, Gunstein—Eng. Gunston.
Hun, probably from "the people."
(Bald), O.G. Hunibald—Eng. Hunibal. (Frid, peace), O.G. Hunfrid, Humfrid—Eng. Humphrey. (Gar, spear), O.G. Hunger—Eng. Hunger. (Hard), O.G. Hunard—Eng. Hunnard. (Man), Huniman Hund. Rolls—Eng. Honeyman. (Wald, power), O.G. Hunewald—Hunewald, Lib. Vit.—Eng. Hunhold.
Had, hath, signifying "war."
(Gis, hostage), O.G. Hadegis—Eng. Hadkiss. (Mar, famous), O.G. Hadamar—Eng. Hattemore. (Rat, counsel), O.G. Hadarat—Eng. Hadrott. (Ric, rule), O.G. Hadaricus—Eng. Hattrick. (Wig, war), O.G. Hathuwi—Eng. Hathaway. (Wine, friend), O.G. Hadawin—Eng. Hadwen.
Hard, hart, "strong, hardy."
(Hari, warrior), O.G. Hardier—Eng. Harder. (Land, terra), O.G. Artaland—Eng. Hardland. (Man, vir), O.G. Hartman—Eng. Hardman. (Mund, protection), O.G. Hartomund—Eng. Hardiment. (Nagel, nail), O.G. Hartnagel—Eng. Hartnoll. (Nid, strife), O.G. Hartnit—Eng. Hartnott. (Rat, counsel), O.G. Hartrat—Eng. Hartwright. (Ric, rule), O.G. Harderich, Hertrih—Eng. Hartridge, Hartry. (Wulf), O.G. Hardulf—Eng. Hardoff. (Wig, war), O.G. Hardwic—Eng. Hardwick. (Wine, friend), O.G. Hardwin—Eng. Ardouin.