Taqwaa
أَنْ تَفْعَلَ مَا أَمَرَكَ اللهُ – سُبْحَانَهُ وَتَعَالَى – بِهِ رَجَاءً ثَوَابِهِ وَأَنْ تَتْرُكَ مَعْصِيَةِ اللهِ خَوْفًا مِنْ عِقَابِهِ That you do that which Allaah – the Perfect and Most High – commanded you with, hoping for His reward and
Tateel
إِنْكَارُ مَا أَثْبَتَ اللهُ لِنَفْسِهِ مِنَ الْأَسْمَاءِ وَالصِّفَاتِ Rejecting the Names and Attributes which Allaah has affirmed for Himself (From Sharh Aqeedatil Waasitiyyah of Shaykh al Uthaymeen) For a longer explanation in pdf format CLICK HERE
Bidah
الْبِدْعَةُ: مَا كَانَ مِنَ الْعِبَادَاتِ أَوِ الْاِعْتِقَادَاتِ أَوِ الْأَقْوَالِ لَيْسَ عَلَيْهِ دَلِيلَ مِنَ الْكِتَابِ وَالسُّنَّةِ Whatever is from the matters of worship or from matters of creed and beliefs or from sayings and it does not have a proof from
Wujoob
مَا يُثَابُ فَاعِلُهُ وَيُعَاقِبُ تَارِكُهُ That which a person who does it rewarded and one who abandons it is punished. (Taken from Sharh al Usoolith Thalaathah by Shaykh Saalih al Fawzaan) For a longer explanation in pdf format CLICK HERE
Fiqh
مَعْرِفَةُ الْأَحْكَامِ الْعَمَلِيَّةِ بِأَدِلَّتِهَا التَّفْصِيلِيَّةِ Awareness of the rulings relating to actions, with their proofs in detail. (Sharh ul Mumti’ of Shaykh Muhammad al Uthaymeen) For a longer explanation in pdf format CLICK HERE The rest of the explanation to
Jaahiliyyah
الْجَاهِلِيَّةُ: الْحَالُ الَّتِي كَانَتْ عَلَيْهِ الْعَرَبُ قَبْلَ الْإِسْلَامِ It is the condition the Arabs were in prior to Islaam. (Aqeedatut Tawheed of Shaykh Saalih al Fawzaan) For a longer explanation in pdf format CLICK HERE
Jaahiliyyah
الْجَاهِلِيَّةُ: الْحَالُ الَّتِي كَانَتْ عَلَيْهِ الْعَرَبُ قَبْلَ الْإِسْلَامِ It is the condition the Arabs were in prior to Islaam. (Aqeedatut Tawheed of Shaykh Saalih al Fawzaan) For a longer explanation in pdf format CLICK HERE
Ilm 2
الْعِلْمُ وَهُوَ إِدْرَاكُ الشَّيْءِ عَلَى مَا هُوَ عَلَيْهِ إِدْرَاكًا جَازِمًا To comprehend a matter in the way that it truly is, with a firm decisive comprehension. (From Al Usool min ‘ilm ul usool of Shaykh Muhammad ibn Saalih al ‘Uthaymeen)