[*] 888. A noun forming the last part of a compound often changes its final syllable. N. Masculine or feminine nouns of the second or third declensions usually remain unaltered: ἔν-θεος inspired, ἄ-παις childless. a. -ος, -η, -ον: form compound adjectives from nouns of the first declension, neuters of the second declension, nouns of the third declension, and from many verb-stems. ἄ-τι_μος dishonoured (τι_μή), σύν-δειπνος companion at table (δεῖπνο-ν meal), ἄν-αιμος bloodless (αἷμα, 875), ἑκατόγ-χειρος hundred-handed (χείρ), δασμοφόρος bringing tribute (φέρ-ω), γεω-γράφος geographer 871 b. N. (γράφ-ω), ἰχθυο-φάγος fish-eating (φαγεῖν 529. 5). b. -ης, -ες: form compound adjectives from nouns of the first and third declensions, and from many verb-stems: ἀ-τυχής unfortunate (τύχη), δεκα-ετής of ten years (ϝέτος), εὐ-ειδής beautiful in form (εἶδος), εὐ-μαθής quick at learning (μανθάνω, μαθ-), ἀ-φανής invisible (φαίνω, φαν-). c. Other endings are -ης (gen. -ου), -της, -τηρ: γεω-μέτρης surveyor (871 b. N.), νομο-θέτης law-giver (νόμος, τίθημι, θε-), μηλο-βοτήρ shepherd (μῆλον, βό-σκω feed). d. Neuters in -μα make adjectives in -μων: πρᾶγμα thing, ἀ-πρά_γμων inactive. φρήν mind becomes -φρων: εὔ-φρων well-minded, cheerful.—πατήρ father becomes -πάτωρ: ἀ-πάτωρ fatherless, φιλο-πάτωρ loving his father. e. Compounds of γῆ land end in -γειος, -γεως: κατά-γειος subterranean, λεπτό-γεως of thin soil.—Compounds of ναῦς ship, κέρας horn, γῆρας old age end in -ως, as περί-νεως supercargo, ὑψί-κερως lofty-antlered (163 a), ἀ-γήρως free from old age.
[*] 888. A noun forming the last part of a compound often changes its final syllable. N. Masculine or feminine nouns of the second or third declensions usually remain unaltered: ἔν-θεος inspired, ἄ-παις childless. a. -ος, -η, -ον: form compound adjectives from nouns of the first declension, neuters of the second declension, nouns of the third declension, and from many verb-stems. ἄ-τι_μος dishonoured (τι_μή), σύν-δειπνος companion at table (δεῖπνο-ν meal), ἄν-αιμος bloodless (αἷμα, 875), ἑκατόγ-χειρος hundred-handed (χείρ), δασμοφόρος bringing tribute (φέρ-ω), γεω-γράφος geographer 871 b. N. (γράφ-ω), ἰχθυο-φάγος fish-eating (φαγεῖν 529. 5). b. -ης, -ες: form compound adjectives from nouns of the first and third declensions, and from many verb-stems: ἀ-τυχής unfortunate (τύχη), δεκα-ετής of ten years (ϝέτος), εὐ-ειδής beautiful in form (εἶδος), εὐ-μαθής quick at learning (μανθάνω, μαθ-), ἀ-φανής invisible (φαίνω, φαν-). c. Other endings are -ης (gen. -ου), -της, -τηρ: γεω-μέτρης surveyor (871 b. N.), νομο-θέτης law-giver (νόμος, τίθημι, θε-), μηλο-βοτήρ shepherd (μῆλον, βό-σκω feed). d. Neuters in -μα make adjectives in -μων: πρᾶγμα thing, ἀ-πρά_γμων inactive. φρήν mind becomes -φρων: εὔ-φρων well-minded, cheerful.—πατήρ father becomes -πάτωρ: ἀ-πάτωρ fatherless, φιλο-πάτωρ loving his father. e. Compounds of γῆ land end in -γειος, -γεως: κατά-γειος subterranean, λεπτό-γεως of thin soil.—Compounds of ναῦς ship, κέρας horn, γῆρας old age end in -ως, as περί-νεως supercargo, ὑψί-κερως lofty-antlered (163 a), ἀ-γήρως free from old age.