This was my guess but I checked at
http://www.nordicnames.de/flick_h/flick_h.htmlOld Norse "heilagr" = holy
"You sought a flower and found a fruit. You sought a spring and found a sea. You sought a woman and found a soul. You are disappointed."
"It does not become me to make myself smaller than I am." (Edith Södergran 1891-1923)