Same plan, different reasons
You both plan ahead — INTJ for efficiency, ISFJ so everyone's comfortable.
They'll see this match write-up. Your test answers stay with you.
These two
INTJ × ISFJYou both prefer preparation over improvising, so daily rhythms line up, and you're both strictly on time. But INTJ keeps asking "why does it have to be done that way?" and ISFJ keeps answering "because that's how we've always done it." When INTJ calls something ISFJ lovingly prepared inefficient, ISFJ is deeply hurt — and INTJ moves on without noticing.
To make it lastINTJ, thank first, optimize later. ISFJ, speak up the moment it stings.
Each on their own
You review your own feelings before acting on them, so things start slow. Once you're in, you remember every preference and plan dates months ahead. Just know that "I booked our trip" doesn't always land the same as "I like you" — say both.
The Quiet CaretakerYou love by anticipating what your partner needs before they ask. You do hope it gets noticed, though, and being taken for granted wears you down quietly.