Guess that wouldn’t work! Bras have separated cups which is unlikely in a shirt and hence bust support is at stake. Similarly. you wouldn’t achieve a curvy shape as in a bra as a tight shirt may simply constrict your breasts which is not at all advisable in any case.
There are many reasons why you might hate a bra. Here are some hacks that come handy if you are not someone who likes to wear a bra.
Improper sizing - Spend some time in calculating your right size using the Bra Size Calculator that’s available in most of the online sites and this can be easily resolved.
If you are still not comfortable hooking one, try a Cami Bra or a Sports Bra which looks similar to the tight shirt you had mentioned and doesn’t have fasteners to get stuck with.
Organic Cotton Bras are a boon and are so soft that they are barely there. These intimates help your breast tissues breathe as well and go great with any season.
Moreover, how will nipple coverage be ever possible with a tight shirt? If you don’t mind the nip show, you would rather go braless than compressing them with an uncomfortable tight shirt.