Bogwood consisting of oak.

(historical) An oath taken on 20 June 1789 by the members of the French Third Estate, who had begun to call themselves the National Assembly, vowing "not to separate, and to reassemble wherever circumstances require, until the constitution of the kingdom is established"; pivotal in the French Revolution.

wallpaper with a veined pattern like oak wood

plural of oak paper

Synonym of Oak Apple Day

Synonym of Oak Apple Day

(historical) An English public holiday, formerly observed on 29 May but abolished in 1859, commemorating the restoration of the English monarchy in 1660. People wore oak apples or sprigs of oak leaves, in reference to Charles II escaping the Roundhead army by hiding in an oak tree after the Battle of Worcester.

oafish

The grass Avena strigosa / The edible seeds of the grass

plural of white oak tree