THESAURUS
allophone, alveolar, apico-alveolar, apico-dental, articulation, aspiration, assimilation, bilabial, cacuminal, cerebral, check, consonant, continuant, dental, dissimilation, epenthetic vowel, explosive, glide, glottal, glottalization, guttural, labial, labialization, labiodental, labiovelar, laryngeal, lateral, lingual, liquid, manner of articulation, modification, monophthong, morphophoneme, mute, nasal, occlusive, palatal, parasitic vowel, peak, pharyngeal, pharyngealization, phone, phoneme, plosive, prothetic vowel, retroflex, segmental phoneme, semivowel, sonant, sonority, speech sound, stop, surd, syllabic nucleus, syllabic peak, syllable, transition sound, triphthong, velar, vocable, vocalic, vocoid, voice, voiced sound, voiceless sound, voicing, vowel
ROGET THESAURUS
Letter
N
letter, character, hieroglyphic, type, capitals, digraph, trigraph, ideogram, ideograph, majuscule, minuscule, majuscule, minuscule, alphabet, ABC, abecedary, christcross-row, consonant, vowel, diphthong, triphthong, mute, liquid, labial, dental, guttural, syllable, monosyllable, dissyllable, polysyllable, affix, suffix, spelling, orthograph, phonography, phonetic spelling, anagrammatism, metagrammatism, cipher, monogram, anagram, doubleacrostic, literal, alphabetical, abecedarian, syllabic, majuscular, minuscular, uncial.