It originated from the Latin word 'sonus' meaning sound, and 'sonny' a slang used by Americans to refer to a bright youngster.
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	2:nsubj	_
2	originated	originate	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	0:root	_
3	from	from	ADP	IN	_	6	case	6:case	_
4	the	the	DET	DT	Definite=Def|PronType=Art	6	det	6:det	_
5	Latin	Latin	PROPN	NNP	Number=Sing	6	compound	6:compound	_
6	word	word	NOUN	NN	Number=Sing	2	obl	2:obl:from	_
7	'	'	PUNCT	``	_	8	punct	8:punct	SpaceAfter=No
8	sonus	sonus	NOUN	NN	Number=Sing	6	appos	6:appos	SpaceAfter=No
9	'	'	PUNCT	''	_	8	punct	8:punct	_
10	meaning	mean	VERB	VBG	VerbForm=Ger	6	acl	6:acl	_
11	sound	sound	NOUN	NN	Number=Sing	10	obj	10:obj	SpaceAfter=No
12	,	,	PUNCT	,	_	15	punct	15:punct	_
13	and	and	CCONJ	CC	_	15	cc	15:cc	_
14	'	'	PUNCT	``	_	15	punct	15:punct	SpaceAfter=No
15	sonny	sonny	NOUN	NN	Number=Sing	6	conj	2:obl:from|6:conj:and	SpaceAfter=No
16	'	'	PUNCT	''	_	15	punct	15:punct	_
17	a	a	DET	DT	Definite=Ind|PronType=Art	18	det	18:det	_
18	slang	slang	NOUN	NN	Number=Sing	15	appos	15:appos	_
19	used	use	VERB	VBN	Tense=Past|VerbForm=Part	18	acl	18:acl	_
20	by	by	ADP	IN	_	21	case	21:case	_
21	Americans	American	PROPN	NNPS	Number=Plur	19	obl	19:obl:by	_
22	to	to	PART	TO	_	23	mark	23:mark	_
23	refer	refer	VERB	VB	VerbForm=Inf	19	advcl	19:advcl:to	_
24	to	to	ADP	IN	_	27	case	27:case	_
25	a	a	DET	DT	Definite=Ind|PronType=Art	27	det	27:det	_
26	bright	bright	ADJ	JJ	Degree=Pos	27	amod	27:amod	_
27	youngster	youngster	NOUN	NN	Number=Sing	23	obl	23:obl:to	SpaceAfter=No
28	.	.	PUNCT	.	_	2	punct	2:punct	_
