unceremonial

Not ceremonial.

Japanese Meaning

儀式・式典に関連しない / 儀式的でない

His unceremonial arrival at the meeting surprised everyone.

彼が形式張らずに会議に現れたことに皆が驚いた。

Sense（1）

Not ceremonial.

Then suddenly we realized we were married, in the most unceremonial way possible.

more unceremonial

（ comparative ）

most unceremonial

（ superlative ）