noun-modifying (irregular)
regimental (pattern)
Primarily used in fashion to describe a striped tie pattern derived from British regimental colors. Often appears in compound phrases like レジメンタルタイ or レジメンタルストライプ.
彼は紺と赤のレジメンタルタイを締めていた。
He was wearing a navy and red regimental tie.