unplottedadj.
/(ˌ)ʌnˈplɒtᵻd/, U.S. /ˌənˈplɑdəd/ Not plotted; (in early use) spec. unplanned.
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
1598 J. Dickenson Greene in Conceipt 23 Leauing no deuice vnplotted, no deceipt vnpractised, to make gratious hir gracelesse selfe.
1614 H. Brereton Newes Present Miseries Rushia xi. 45 Vnplotted attempts finde better opportunitie and successe in preuayling vppon the sudden, than premeditated and fore-decreed Councells.
1796 ‘M. Fitz John’ Joan! III. ii. 16 It was the morning's news-paper that had so mysteriously deranged the family, and sent these two ladies out on their unplotted pilgrimage.
1878 App. Jrnls. House of Representatives N.Z. (3rd Sess. 6th Parl.) II. H.–17. 8 I could not get as much progress made as I could have desired, owing..to the accumulation of unplotted work from previous years.
1938 Morning Bull. (Rockhampton, Queensland) 2 May 5/4 The rocket is now at that most interesting period of discovery where the shore-lines are unplotted and the future limited only by imagination.
2013 Tampa Bay (Florida) Times (Nexis) 7 Mar. 14 w A world that feels as unplotted as real life (characters chat at cross-purposes; costumes and stage settings are uncannily real).
This entry has been updated (OED Third Edition, December 2014; most recently modified version published online December 2021).
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adj.1598