A Course in Phonetics
UC Berkeley Linguistics
Chapter 3. Vowel shortening before voiceless final fricatives
American voice
English voice
strife, say strife twice
strife, say strife twice
strive, say strive twice
strive, say strive twice
teeth, say teeth twice
teeth, say teeth twice
teethe, say teethe twice
teethe, say teethe twice
rice, say rice twice
rice, say rice twice
rise, say rise twice
rise, say rise twice
mission, say mission twice
mission, say mission twice
vision, say vision twice
vision, say vision twice