Love is a noun and it means a profoundly tender, passionate affection for another person.
Etymology is a noun and it means the study of the origin of words and the way in which their meanings have changed throughout history.
*The origin of a word and the historical development of its meaning.
The etymology of the word love from the noun prospective:
Lufu from Old English that means “feeling of love; romantic sexual attraction; affection; friendliness; the love of God; love as an abstraction or personification. “From Proto-Germanic- *lubo (source also of Old High German liubi which means “joy,” from German, Liebe and it means “love,” from Old Norse, Old Frisian and Dutch, lof: and from German, Lob and it means “praise,” from Old High German, liob, and from German, lieb, from Gothic, liufs and it means “dear, beloved”).
The Germanic words are from PIE root *leubh that means “to care, desire, love” (source also of Latin lubet, later libet “pleases;” Sanskrit lubhyati “desires;” Old Church Slavonic l’ubu “dear, beloved;” Lithuanian liaupse “song of praise”).
The weakened sense “liking, fondness” was in Old English. Meaning “a beloved person” is from early 13c. The sense “no score” (in tennis, etc.) is 1742, from the notion of playing for love (1670s), that is, for no stakes. Phrase for love or money “for anything” is attested from 1580s. The phrase no love last (between two people) is ambiguous and was used 17c. in reference to two who have no liking for each other (1620s, the usual modern sense).
To fall in love is attested from early 15c.; to be in love with (someone) is from c. 1500. To make love is from 1570s in the sense “pay amorous attention to;” as a euphemism for “have sex,” it is attested from c. 1950. Love scene is from 1630s. Love affair “a particular experience of love “is from 1590s. Love life “one’s collective amorous actives “is from 1919, originally a term in psychological jargon. Love beads is from 1968. Love bug, imaginary insect, is from 1937. Love- handles is from 1960.
Path words are words that come from the word being studied.
Connotative is derive connotation is a noun and it means an idea or feeling that a word invokes in addition to its literal or primary meaning. Love in the verb tens means feeling a deep romantic or sexual attachment to someone.
Etymology of Love in the verb tens:
Old English lufian “to feel love for, cherish, show love to; delight in, approve,” from Proto- Germanic lubojan (source also of Old High German lubon, German lieben), a verb from the root of love (n.). Weakened sense of “like” attested is from mid-13c. To love (someone) up “make out with” is from 1921. To love and leave is from 1885.
Other path words are:
Leubh- is a prefix and etymology meaning is Proto- Indo- European root meaning “to care, desire, love.”
It forms all or of: belief; believe, furlough; leave (n.) “permission, liberty granted to do something;” leman; libido; lief; livelong; love; lovely; quodlibet.
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit lubhyati “desires,” lobhaya- “to make crazy; Persian ahiftan “to be tangled, be hit down, be in love;” Latin lubet, later libet “pleases,” libido, lubido “desire, longing; sensual passion, lust;” Old Church Slavonic l’ubu “dear, beloved,” ljubiti, Russian ljubit’ “to love;” Lithuanian liaupse “song of praise;” Old English lufu “feel of love; romantic sexual attraction,” German Liebe “love,” Gothic liufs “dear, beloved.”
Information comes from etymonline.com and dictionary.com and google.com.