INSTILL
impregnate, infuse, instill, tincture
(verb) fill, as with a certain quality; “The heavy traffic tinctures the air with carbon monoxide”
inculcate, instill, infuse
(verb) teach and impress by frequent repetitions or admonitions; “inculcate values into the young generation”
impress, ingrain, instill
(verb) produce or try to produce a vivid impression of; “Mother tried to ingrain respect for our elders in us”
instill, instil
(verb) enter drop by drop; “instill medication into my eye”
instill, transfuse
(verb) impart gradually; “Her presence instilled faith into the children”; “transfuse love of music into the students”
Source: WordNet® 3.1
Etymology
Verb
instill (third-person singular simple present instills, present participle instilling, simple past and past participle instilled)
To cause a quality to become part of someone's nature.
To pour in (medicine, for example) drop by drop.
Source: Wiktionary
In*still", v. t. [imp. & p. p. Instilled; p. pr. & vb. n.
Instilling.] Etym: [L. instillare, instillatum; pref. in- in +
stillare to drop, fr. stilla a drop: cf. F. instiller. See Distill.]
[Written also instil.]
Definition: To drop in; to pour in drop by drop; hence, to impart
gradually; to infuse slowly; to cause to be imbibed.
That starlight dews All silently their tears of love instill. Byron.
How hast thou instilled Thy malice into thousands. Milton.
Syn.
– To infuse; impart; inspire; implant; inculcate; insinuate.
Source: Webster’s Unabridged Dictionary 1913 Edition