Minimal Pairs

/f/ (voiceless labio-dental fricative)   –   /v/ (voiced labio-dental fricative)
fanvan
finevine
fearveer
faultvault
feignvane
fairyvary
fewview
fatvat
fastvast
offof
wifewive
calfcarve
duffdove
surfserve
halfhalve
leafleave
Fifefive
RefRev
safesave
thiefthieve