Origins
The English verb 'find' descends from Old English 'findan' (to find, discover, encounter, obtain), from Proto-Germanic *finþaną, which traces to the Proto-Indo-European root *pent- meaning 'to tread,' 'to go,' or 'to walk.' The semantic evolution from 'walking' to 'finding' is one of the most revealing in English etymology, encoding an ancient worldview in which discovery was understood as the natural consequence of travel — you find what you come upon while walking.
The PIE root *pent- produced a family of words across Indo-European that all relate to movement and passage. Latin 'pōns' (genitive 'pontis,' a bridge) derives from *pent- with the meaning 'a path across' or 'a way over.' From 'pōns' comes 'pontiff' — the Roman 'pontifex' was literally a 'bridge-builder' (from 'pōns' + 'facere,' to make), originally a member of the Roman priestly college responsible for maintaining the sacred bridge (pons Sublicius) over the Tiber. Greek 'póntos' (the sea, the deep) comes from *pent- with the sense 'a crossing' or 'a passage,' reflecting the Greek experience of the sea as something to be traversed. The English word 'path' is likely from the same root, though some etymologists derive it from a separate source.
Within Germanic, cognates are widespread: German 'finden,' Dutch 'vinden,' Old Norse 'finna,' Gothic 'finþan,' Swedish 'finna,' and Danish 'finde' all descend from Proto-Germanic *finþaną. The initial consonant /f-/ reflects Grimm's Law, the systematic sound shift that transformed PIE voiceless stops into Germanic voiceless fricatives (PIE *p > Germanic *f). This is the same law that connects Latin 'pater' to English 'father,' Latin 'piscis' to English 'fish,' and Latin 'pes/pedis' to English 'foot.'
Old English Period
Old English 'findan' was a strong verb of the third class, with the past tense 'fand' (singular) and 'fundon' (plural), and the past participle 'funden.' The Modern English past tense 'found' derives from a regularization of the plural past form. The past participle 'found' (identical in form to the past tense) replaced the older 'funden,' though the latter survived into Middle English. This collapse of distinct past tense and past participle forms into a single 'found' is part of the general simplification of the English strong verb system.
The semantic range of 'find' in Modern English extends well beyond physical discovery. Legal English uses 'find' in the sense of rendering a judgment — 'the jury found the defendant guilty' — a meaning attested since the fourteenth century and deriving from the notion that a verdict is something arrived at through deliberation, a kind of intellectual journey. 'Find' can also mean 'to discover by experience' ('I found the work difficult'), 'to provide or supply' ('find the money for a project'), and 'to experience a feeling' ('I find comfort in music').
The compound 'finding' as a noun (usually plural 'findings') has become standard in academic and legal discourse for conclusions reached through investigation or research. 'Finder' (one who finds) and 'findable' are transparent derivatives. The legal principle 'finders keepers,' now a children's maxim, has roots in English common law's treatment of found property.
Cultural Impact
Phonologically, the development from Old English 'findan' (/fin.dɑn/) to Modern English 'find' (/faɪnd/) shows the regular loss of the infinitive ending and the Great Vowel Shift's transformation of long /iː/ to the diphthong /aɪ/. The vowel in 'find' was lengthened before the consonant cluster '-nd,' a regular Middle English sound change that also lengthened the vowels in 'bind,' 'mind,' 'kind,' 'grind,' and 'wind' (the verb).
The word 'found' (to establish, as in 'found a city') is etymologically unrelated to the past tense of 'find,' despite their identical form in Modern English. 'Found' meaning 'to establish' comes from Latin 'fundāre' (to lay a foundation, from 'fundus,' bottom). This accidental homophony occasionally generates confusion but is a reminder that English spelling frequently disguises the separateness of historically distinct words.