"having no weight," 1540s, from weight (n.) + -less. Related: Weightlessly; weightlessness (1867).
jackets made of a weightless polyester fabric
a baby bat...fluffy and weightless as a moth
floating freely in a weightless condition
*weid-
Weigela
weigh
weight
weightage
weightless
weighty
*weik-
Weimar
Weimaraner
*weip-
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