Give 5 sounds contracts between f and V

Here are 5 sound contrasts between /f/ and /v/: 1. Voicing: /f/ is a voiceless labiodental fricative, produced without vocal cord vibration. /v/ is its voiced counterpart, produced with vocal cord vibration. 2. Place of Articulation: Both sounds are labiodental, meaning they are articulated using the lower lip and the upper teeth. 3. Manner of Articulation: Both sounds are fricatives, produced by forcing air through a narrow channel, creating audible friction. 4. Acoustic Quality: The primary difference is the buzzing quality of /v/ due to voicing, contrasted with the hissing quality of /f/. 5. Perception: Listeners perceive /v/ as having more intensity or "presence" than /f/ because of the vocal cord vibration.