supine

(grammar) In Latin and other languages: a type of verbal noun used in the ablative and accusative cases, which shares the same stem as the passive participle.

(grammar) In Swedish: a verb form that combines with an inflection of ha to form the present perfect and pluperfect tenses.

Lying on its back.

Reluctant to take action due to indifference or moral weakness; apathetic or passive towards something.

Inclining or leaning backward; inclined, sloping.