tenuious

== English == === Etymology === From Latin tenuis (“thin, slight”) +‎ -ous. === Pronunciation === IPA(key): /tɪˈnjuː.i.əs/ === Adjective === tenuious (comparative more tenuious, superlative most tenuious) (archaic) Rare or subtle; tenuous. ==== Usage notes ==== Though the correct Latinate formation, this word has been largely supplanted by the irregularly formed tenuous.