Definition of quarrels:
(n) :
(countable) A dispute or heated argument (especially one that is verbal).
(v) :
(intransitive, also figuratively) To argue fiercely; to contend; to squabble; to cease to be on friendly terms, to fall out.
(n) :
(countable) Often preceded by a form of to have: a basis or ground of dispute or objection; a complaint; also, a feeling or situation of ill will and unhappiness caused by this.
(v) :
(intransitive) To find fault; to cavil.
(n) :
(rare, uncountable) A propensity to quarrel; quarrelsomeness.
(n) :
(countable, architecture) A diamond- or square-shaped piece of glass forming part of a lattice window.