Leap, dive, buck
A four letter word starting with J is jump or joke.
jump.
jolt just jump
jack jerk jump jilt
jade.... jump jury... joke... jive...
soar
Move or maybe jump?
jeer jump just jest jilt jolt
jump (as in long jump)
A four letter word starting with the letter a is able.
A four letter word for 'in addition to' is also.
Lard is a four letter word for grease.