lie doggo
in. to remain unrecognized (for a long time).This problem has lain doggo since 1967.If you don't find the typos now, they will lie doggo until the next edition.
sleeper
n. someone or something that achieves fame after a period of invisibility.The movie Red Willow was undoubtedly the sleeper of the year, winning six awards.My candidate had been a sleeper, but he finally began to pull ahead in the polls.