situational
Depending on the specific situation or context something happens in.
Situational means depending on the specific circumstances or context of a moment rather than being absolute or fixed. What works in one situation might not work in another, and situational thinking recognizes this reality.
Consider classroom rules: most teachers don't allow students to shout out answers during lessons, but if there's a fire drill, suddenly shouting “Fire!” becomes exactly the right thing to do. The appropriateness is situational. Or think about honesty: telling the truth is generally important, but if a friend asks “Do you like my haircut?” right before a big presentation when they're already nervous, some people might choose a kind response instead of being brutally honest in that situation.
Situational leadership describes how good coaches or teachers adjust their approach based on what each person needs. One student might need detailed instructions, while another works best with minimal guidance. Neither approach is always right; the best choice is situational.
The opposite of situational would be absolute or universal: rules or principles that apply everywhere, always, no matter what. Mathematics works this way (two plus two always equals four), but human behavior rarely does. When someone has good situational awareness, they read the room well and adjust their behavior to fit what's actually happening around them. This flexibility, this ability to recognize that context matters, is what situational means.