Ef was probably a bilabial, not a labiodental spirant, as is also evident from Goth.
Source: tatoeba (11916791)
Spirant
//ˈspaɪɹənt//
Synonyms for "spirant" (9 found)
Ranked by relevance and common usage.
Closest matches (2)
Noun(1 words)
Strong matches (3)
Adjective(2 words)
Related words (4)
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
More general
2 entriesSynonyms
3 entriesderived
1 entriesetymologically related_to
3 entrieshas context
1 entriesrelated to
1 entriessimilar
1 entriesTranslations
3 translations across 3 languages.
Finnish
1 entries- spirantti noun (alt term for fricative)
Spanish
1 entries- espirante noun (alt term for fricative)
Welsh
1 entries- cytsain grech noun (alt term for fricative)
Sample sentences
3 total sentences available.
Spirant consonants are those in which the mouth passage is simply narrowed without any actual contact.
Source: wiktionary
The raising of the stem indicated the opening of the consonant to a ‘spirant’ […]
Source: wiktionary
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.