Skríða

As defined by A Concise Dictionary of Old Icelandic (Geir Zoëga):

skríða Old Icelandic word can mean:

skríða

(skríð; skreið, skríðum; skriðinn), v.

skríða

1) to creep, crawl, of reptiles; hann brást í orms líki ok skreið í nafars-raufina, he transformed himself to a serpent and crept into the auger-hole; of persons (hann skreið upp í fjöruna); s. undir skegg e-m, to creep under another’s beard, to humble oneself; saman níðingar ~, ‘birds of a feather flock together’;

skríða

2) of a ship, to glide, sail (þú skynjar eigi, hvárt skipit skríðr undir þér eða eigi);

skríða

3) to slide on snow-shoes (skreið Arnljótr sem hann fœri lauss);

skríða

4) fig. s. til skarar (see skör 1).

Possible runic inscription in Younger Futhark:ᛋᚴᚱᛁᚦᛅ