lengthening
adjective
[ ˈlɛŋ(k)θ(ə)nɪŋ ]
• becoming longer.
• "the lengthening shadows"
lengthen
verb
• make or become longer.
• "the mascara will lengthen your lashes"
Similar:
elongate,
make longer,
stretch out,
extend,
expand,
widen,
broaden,
enlarge,
grow longer,
get longer,
draw out,
stretch,
prolong,
increase,
protract,
drag out,
spin out,