舌したっ足たらず

noun, na-adjective, noun which may take the genitive case particle 'no'

unclear speech; poor enunciation; garbled speech

Describes speech that is physically hard to understand, often due to slurring, mumbling, or a speech impediment. Can be used for children or adults.

See also: 舌足らず

• 彼かれは緊きん張ちょうすると舌したっ足たらずになる。

  He becomes unclear in his speech when he gets nervous.

• その子こはまだ舌したっ足たらずで、何なにを言いっているのかよくわからない。

  That child still has poor enunciation, so it's hard to understand what they're saying.

noun which may take the genitive case particle 'no', na-adjective, noun

poorly expressed; unclear wording; inadequate explanation

Refers to written or spoken expression that is vague, imprecise, or fails to convey the intended meaning clearly. Often used for explanations, arguments, or wording.

See also: 舌足らず

• 彼かれの説せつ明めいは舌したっ足たらずで、何なにが言いいたいのか伝つたわらなかった。

  His explanation was poorly expressed, and I couldn't understand what he wanted to say.

• この文ぶん章しょうは舌したっ足たらずな表ひょう現げんが多おおい。

  This text has many imprecise expressions.