Words to Describe timeframes

How timeframes often is described ("________ timeframes")

• geological
• smaller
• regulatory
• certain
• longer
• explicit
• various
• reasonable
• clear
• annual
• specific
• term
• relevant
• prescribed
• tight
• agreed
• normal
• defined
• discrete
• year
• appropriate
• objective
• acceptable
• historical
• short
• lengthy
• critical
• rigid
• long
• set
• statutory
• shorter
• extended
• realistic
• following
• associated
• required
• different
• strict
• limited
• multiple