dēaþ-scūa, m.n: shadow of death, death. (DAY-ath-SHOO-ah / ˈdeːaθ-ˌʃuːa)

dēaþ-scūa, m.n: shadow of death, death. (DAY-ath-SHOO-ah / ˈdeːaθ-ˌʃuːa)

un-mann, m.n: bad person, inhuman person; hero, one who is more than an average person. (UN-MAHN / ˈʌn-ˌman)
aglǣcwīf, n.n: hostile female fighter, fierce female combatant. (AH-GLACK-weef / ˈa-ˌglæːk-wiːf)
āglǣca, m.n: hostile fighter, fierce combatant, great opponent. (AH-GLACK-ah / ˈa-ˌglæː-ka)
There aren’t any good word-for-word translations. Often translators use ‘monster’ but there is no word in Old English that means simply ‘monster’, and āglǣca can refer to (human) heroes as well as monsters. Grendel is an āglǣca but so is Beowulf.
hleahtor-smiþ, m.n: entertainer, minstrel (laughter-smith). (HLEH-ah-h’tor-SMITH / ˈhlɛax-tɔr-ˌsmɪθ)
pyffan, wk.v: to breathe out. (PUFF-ahn / ˈpɝ-fan)

cwēn-fugol, m.n: a female bird, hen. (KWAIN-FUH-gol / ˈkweːn-ˌfʌ-gɔl)

hlēor-sceamu, f.n: shame or confusion of face, literally ‘cheek-shame’. (HLAY-or-SHEH-ah-muh / ˈhleːɔɹ-ˌʃɛa-mʌ)