measured

half-cocked, ill-advised

chance, haphazard, hit-or-miss, random

aimless, desultory, purposeless

hasty, hurried, rushed

abrupt, impetuous, sudden

automatic, extemporaneous, impromptu, instinctive, spontaneous

bottomless, countless, incalculable, inestimable, inexhaustible, innumerable, unfathomable

unqualified, unreserved

general, indeterminate, nebulous, vague

enlarged, escalated, expanded

copious, plenitudinous, plentiful

big, bulky, bumper, considerable, extensive, goodly, great, handsome, hefty, hulking, jumbo, king-size (or king-sized), large, largish, overscale (or overscaled), oversize (or oversized), respectable, sizable (or sizeable), substantial, super, vast, voluminous, whacking

epic, grandiose, major

ample, broad, comprehensive, cosmopolitan, expansive, global, inclusive, sweeping, universal, whole