Ask A Question About Islam And Muslims

57 Questions

Bismihi ta'ala

Yes, you must still do the qadha' of the fasting days you missed out on, and kaffarah will not substitute that. 

And Allah knows best

Bismillah
In Surah Baqara verse no. 225 we read:

لَا يُؤَاخِذُكُمُ اللَّهُ بِاللَّغْوِ فِي أَيْمَانِكُمْ وَلَٰكِنْ يُؤَاخِذُكُمْ بِمَا كَسَبَتْ قُلُوبُكُمْ ۗ وَاللَّهُ غَفُورٌ حَلِيمٌ

Allah will not take you to task for what is unconsidered in your oaths, but He will take you to task for what your hearts have incurred, and Allah is all-forgiving, all-forbearing.

So as it is apparent from your question, you have no real intention of swearing by God's name and it's just on your tongue, so there's no need to pay Kaffarah for that.
Of course it is better to try hard to quit this habit

Fulfilling the Nadhr النذر is obligatory and not fulfilling it is a sinful act even if you pay the penalty. The penalty of breaking the Nadhr is feeding ten poor believers or clothing them but if he could not afford it, then fasting three days.

'Proper oath اليمين must be fulfilled. Penalty of breaking the oath is same as above.

'Wassalam.

Yes. Any missed worship after you have become Baligh, must be made up as Qadha.

‘Any missed worship before Bolough does not need to be made up.

Wassalam.