stringent
adjectiveImposing rigorous standards of performance; severe.
adjectiveConstricted; tight.
adjectiveCharacterized by scarcity of money, credit restrictions, or other financial strain.
Tightening or binding; drawing tight.
Straitened; tight; constrained; hampered by scarcity or lack of available funds: as, a stringent money-market.
Strict; close; rigorous; rigid; exacting; urgent: as, to make stringent regulations.
adjectiveBinding strongly; making strict requirements; restrictive; rigid; severe.
adjectivedemanding strict attention to rules and procedures