natural child (noun) love child: child born out of wedlock
Sinonime: abridgement, austerity, care, carefulness, caution, curtailment, cutback, decrease, deduction, direction, discretion, husbandry, layoff, meanness, miserliness, moratorium, niggardliness, parcity, parsimony, providence, prudence, recession, reduction, regulation, restraint, retrenchment, rollback, scrimping, shrinkage, skimping, sparingness, stinginess, supervision, thrift, thriftiness
Antonime: spending, squandering