welingtonia

== Welsh == === Etymology === English wellingtonia === Noun === welingtonia f (plural welingtoniâu, not mutable) giant sequoia, wellingtonia (Sequoiadendron giganteum) Synonym: cochwydden Sierra ==== Hypernyms ==== cochwydd (“redwoods”) === Mutation === H-prothesis does not affect this word as the ⟨w⟩ here represents the semivowel /w/ rather than a vowel sound. === References ===