There are several 5 letter words that start with st. Some of them are; start, stage and staff.
A 5 letter word that starts with an L is Lipid
CrustCloudClingCheapClownCrownCreepCroneCease
glare
5 letter words that start with Z: zealot
usher
A 5 letter word that starts with an L is Lipid
butte
Aphid.
CrustCloudClingCheapClownCrownCreepCroneCease
toast
Shame
Zebra
Agree, Along
glare
potty
laugh
arena