وسد2 وسّدهُ وِسَادًا, or وِسَادَةً, (L, K,) and شَيْئًا, (S,) He put a pillow, (L, K,) and a thing, (S,) beneath his (another's) head. (S, L, K *.) [See an ex. in a verse cited voce ذَنُوبٌ: and another voce سَوَادٌ.]4 اوسد فِى السَّيْرِ He hastened, or was quick, in his pace. (L, K.) b2:  اوسدهُ, (S, L, K,) or اوسدهُ بِالصَّيْدِ, (Msb,) He incited him (a dog) to the chase: as also آسَدَهُ. (S, L, Msb, K.) 5 توسّد, (L, K,) and توسّد وِسَادًا, or وِسَادَةً (L,) and شَيْئًا, (S,) He put for himself a pillow, (L, K,) and a thing, (S,) beneath his head; (S, L,) he rested his head upon a pillow. (L.) b2: توسّد ذِرَاعَهُ He made his fore arm his pillow; i. e., lay upon his fore arm, putting it as a pillow. (L.) وِسَادٌ (S, L, Msb, K) and ↓ وِسَادَةٌ (S, A, L, Msb, K) and وَسَادَةٌ and وُسَادَةٌ, (K,) but some disallow the last two forms, (TA,) and إِسَادَةٌ, (L,) and أُسَادَةٌ, (K, art. أسد,) A pillow, or cushion, upon which one rests his cheek (S, A, L, Msb, K) or head: (L:) and the first, a thing upon which one reclines, or rests: (M, L, K:) or the first, only, signifies, anything that is used as a pillow, (A, Msb,) or put beneath the head, (L,) whether of household-furniture, (Msb,) or stones, (L,) or earth (A, L, Msb) &c: (Msb:) pl. of the first, وُسُدٌ (S, Msb, K) and وُسْدٌ; (L, TA;) and of the second, وَسَائِدُ (S, L, Msb, K) and وَسَادَاتٌ. (Msb.) b2:  إِنَّ وِسَادَكَ لَعَرِيضٌ (tropical:)  [lit., Verily thy pillow is wide:] said by Mohammad (L, K) to 'Adee Ibn-Hátim: (L:) alluding to his sleeping much; (L, K;) because he whose pillow is wide sleeps pleasantly: (K:) or to his sleeping night and day: (L:) or to his having a wide back to his neck, and a great head, indicating want of understanding. (L, K.) You say, هُوَ عَرِيضُ الوِسَادِ, meaning, He is stupid, dull, or wanting in intelligence: (Msb:) or sleepy. (TA, art. عرض.) وَُِسَادَةٌ: see وِسَادٌ.