What is the meaning of Luku?

genitive/dative/vocative/locative singular of luk

number (abstract entity used to describe quantity; in mathematics, a concept such as a natural number, rational number or real number)

number, count, quantity (a number indicating how many of something there are)

head count (the act of counting the number of persons present by having them call out numbers starting with one; also an interjection ordering a group to do so)

chapter (one of the main section into which the text of a book is divided; one of the main part in a legal statute)

reading

reading, studying

chapter (division in a legal statute)

number (the state of being singular, dual or plural)

together with a year, used to indicate decade, century or sometimes even millennium; expressed by using the plural number in English

to destroy

number, amount

pace, rhythm

incantation, spell

reading

A unit of measure equal to five herrings.

knee

To look at

spell, incantation

read, something to read

counting rhyme

genitive/locative/vocative singular of luk

dative/locative singular of luk

accusative singular of luka

genitive/dative/locative singular of luk

to be bitter

Source: wiktionary.org