reduce
or
deduce, deduct
A six letter word that has the same meaning of 'rue' is regret.
a six letter word meaning not attractive: SO UGLY!
Oblong is a six-letter word meaning egg-shaped.
Minnow is a six letter word meaning small fish.
Safety... "Safety" is a 6 letter word
wedded
Sylvan.
Worship?
modern
alcove
tittle
The word could be "detour".