In a peaky manner.

(physics, mathematics) A soliton whose first derivative is discontinuous.

plural of peakon

A small peak.

plural of peaklet

plural of peaknik

(neologism) One who believes that the peak oil point is approaching.

(colloquial) Of or relating to a peak or peaks; belonging to a mountainous region. / (colloquial) Having peaks; peaked. / (colloquial) Having thin or sharp features, as from sickness; sickly; peaky.

(archaic) third-person singular simple present indicative form of peak

plural of peakedness