unpremeditateadj.
/ˌʌnprᵻˈmɛdᵻteɪt/, U.S. /ˌənprəˈmɛdəˌteɪt/, /ˌənpriˈmɛdəˌteɪt/ Now rare (archaic and poetic in later use).
= unpremeditated adj.
ΘΚΠ
the mind > will > intention > unintentional or unplanned character > [adjective] > unplanned
suddena1300
unpremeditate1551
extemporal1570
unpurposed1570
unmeditated1576
extemporate1590
unpremeditated1597
unplotted1598
extemporary1610
extemporanean1621
extempory1623
impremeditate1647
unthought1648
unresolved1649
extemporate1651
incogitate1652
unprojected1653
indeliberate1655
extemporaneous1656
indeliberated1656
autoschediastical1662
casual1667
offhanda1668
undiscourseda1670
extemporany1673
unplanned1775
impromptu1789
on (also upon) the spur of the moment (or occasion, etc.)1801
autoschediastic1809
impromptuary1827
improvised1833
extemporized1856
spontaneous1856
unconsidered1876
undevised1894
lashed-up1920
ad-libbed1933
willy-nilly1933
off the cuff1948
1551 R. Robinson in tr. T. More Vtopia Epist. sig. ✠viv As his talke cold not be fine & eloquent,..but sodein and vnpremeditate.
1651 J. Saint-Amard tr. F. Micanzio Life Father Paul sig. Ov His answers how unpremeditate soever.
1702 Case Toleration Recogniz'd 10 There is something more excellent that men may hazard by unpremeditate Prayer.
1825 R. Southey Tale of Paraguay iii. xxxvi The voice..Is one which..Utters all unpremeditate, at will, A modulated sequence.
1976 V. Forrest-Thomson On Periphery 15 You never would have believed it could be so easy; It played into one's hands, the unpremeditate paysage.
This entry has been updated (OED Third Edition, December 2014; most recently modified version published online December 2021).
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adj.1551