This is a list of words that might be difficult to your students in the second year intermediate.  These words, however, are important and you should consider looking into them and teach them to your students.

Word Unit Lesson Page Note
favorite

1

3 2  
age 1 3 2  
twelfth 2 1 2  
religion 2 2 4  
February 2 2 5  
expensive 3 4 7  
probably 3 3 10  
juice 4 2 13  
fever 4 3 14  
tower 5 1 17  
heavier  5 1 17  
weigh 5 2 18  
shopping 6 3 19  
abroad 6 1 22  
sight-seeing 6 1 22  
apartment 6 1 22  
dentist 6 2 23  
touring 6 3 24  
geography 6 revision 24  
showed 6 2 30  
orbited 7 2 30  
borrowed 7 4 31  
measured 8 2 30  
bought 9 2 30  
brought 7 4 30  
nurse 10 1 45  
difference 10 4 47  
headmaster 11 1 49  
headache 11 1 49  
temperature 11 2 49  
continuous 11 2 50  
thumb 11 4 52  
together 12 3 56  
repaired 13 4 63  
modern 14 1 64  
noisier  14 2 65  
quieter 14 2 65  
comfortable 14 3 66  
powerful 16 1 73  
engine 16 1 73  
countries 16 4 76  
cyclist 17 1 78  
blow 17 2 79  
ambulance 18 1 84  
laughing 18 3 86  
sight 19 3 86  
businessman 20 1 97  
scientist 20 1 97  
mechanic 20 2 98  
sandwiches 21 1 101  
journey 21 3 103  
regularly 22 1 106  
shouted 22 3 107  
wolf 22 3 107  
attacking 22 3 108  
believe 22 3 108  
immediately 22 4 108  
enough 23 1 111  
windy 23 1 111  
stomach-ache 23 3 112  
crash 23 2 112  
solution 23 3 114  
thirsty 23 4 115  
falcon 23 4 115  
leave 24 1 117  
could 24 1 117  
because 24 2 118  
invited 24 4 121