[noun] + の + ごとく / ごとき / ごとし [noun] + の + ごとく + [verb/adjective] (adverbial) [noun] + の + ごとき + [noun] (attributive) [noun] + の + ごとし (sentence-final)
[verb plain] + が + ごとく / ごとき / ごとし [verb plain] + かの + ごとく / ごとき / ごとし
ごとく – 連用形: modifies verbs/adjectives (≈ ように) ごとき – 連体形: modifies nouns (≈ ような) ごとし – 終止形: ends a sentence (≈ ようだ)
ごとき, ごとく, and ごとし are classical/literary expressions meaning "like", "as if", or "the same as". They are the literary equivalents of the modern ような / ように and carry a formal, elevated, or sometimes archaic tone. They appear frequently in literature, proverbs, formal speeches, and set phrases.
These three forms are different conjugations of the classical adjective ごとし:
Used to modify verbs and adjectives, functioning like ように.
Used to modify nouns, functioning like ような.
Used at the end of a sentence to conclude a statement, functioning like ようだ.
ごとき / ごとく / ごとし attach to nouns using the particle の:
They can also attach to verbs in their dictionary form or た form using が:
ごとき is sometimes used in a belittling or dismissive sense, meaning "someone/something as insignificant as ~". This usage is common in dramatic or literary contexts.
Several well-known expressions use these forms: