splay

nouns

an outward bevel around a door or window that makes it seem larger
is a type of (narrower)
two surfaces meeting at an angle different from 90 degrees

verbs

spread open or apart
"He splayed his huge hands over the table"
is a type of (narrower)
spread out or open from a closed or folded state
"open the map"; "spread your arms"
turn outward
"These birds can splay out their toes"; "ballet dancers can rotate their legs out by 90 degrees"
move out of position
"dislocate joints"; "the artificial hip joint luxated and had to be put back surgically"

adjectives

turned outward in an ungainly manner
"splay knees"
is similar to
having feet that turn outward