spilvens - Wiktionary, the free dictionary
From Wiktionary, the free dictionary

From spilve (“cottongrass”) + -ens (ultimately from the same stem as spalva), apparently because pillows were made with it.[1]
spilvens m (1st declension)
- pillow, cushion (soft mass of material stuffed into a cloth bag, used for comfort)
- spalvu, dūnu spilvens ― feather pillow
- vates spilvens ― cotton pillow
- dīvāna spilvens ― couch cushion
- spilvena pārvalks ― pillow case
- nolikt galvu uz spilvena ― to lay one's head on a pillow
- something used as a pillow
- es esmu aizmidzis saldi pļavas sūnu mīkstajā spilvenā ― I fell asleep on the pillow of sweet, soft meadow moss
- something similar to a pillow or cushion, used for various purposes, e.g. friction or impact reduction, etc.
- smilšu spilvens ― sand bag
- sēdekļa spilvens ― seat cushion
- gaisa spilvens ― air bag
- skābekļa spilvens ― oxygen bag
- (anatomy) a soft, usually relatively thick, formation in an organism
- talku spilvens ― cushion of fat
- ^ Karulis, Konstantīns (1992) “spilvens”, in Latviešu Etimoloģijas Vārdnīca[1] (in Latvian), Rīga: AVOTS, →ISBN