Names of countries; as, Albainn Scotland, Eirinn Ireland.
Names of musical instruments; as, clarsach a harp, piob, a pipe.
Names of the heavenly bodies; as, Grian sun, Gealach moon.
Names of diseases; as, teasach a fever, a' ghriuthach the measles, a' bhreac the small-pox, a' bhuidheach the jaundice, a' bhuinneach, a diarrhœa, &c.
Collective names of trees or shrubs are feminine; as, giuthasach a fir wood, iugharach a yew copse, seileach a willow copse, droighneach a thorny brake.
Diminutives in ag or og; as, caileag a girl, cuachag a little cup.
Derivatives in achd; as, iomlanachd fulness, doillearachd duskiness, doimhneachd depth, rioghachd kingdom, sinnsireachd ancestry, &c.
Abstract nouns formed from the genitive of adjectives; as, doille blindness, gile whiteness, leisge laziness, buidhre deafness, &c.
Many monosyllables in ua followed by one or more consonants are feminine; as, bruach a bank, cruach a heap, cuach a cup, cluas an ear, gruag the hair of the head, sguab a sheaf, tuadh a hatchet, tuath peasantry.
Almost all polysyllables, whereof the last vowel is small, except those in air and iche, already noticed, are feminine.