Sindarin 

dýl

noun. a mistake

_ n. _a mistake.

Sindarin [(PE17 Sindarin Corpus) PE17:151] < _deulē_ < DEWE miss mark, go (or send) wrong, fall short or beside (aim, what is due or proper). Group: Parma Eldalamberon 17 Sindarin Corpus. Published by

dŷl

noun. mistake

Sindarin [PE17/151] Group: Eldamo. Published by

Primitive elvish

deulē

noun. mistake

Primitive elvish [PE17/151] Group: Eldamo. Published by

Quenya 

loima

noun. mistake