Sharpen 
To dream of sharpening an object indicates that you are too rigid with your opinions and ideas. You need to be receptive to other suggestions and remember that there are others involved in making decisions as well.
Acid
To dream about acid means that you should be careful about making commitments or be confident about the commitments of other people. An acid dream can also signify that you are quite mad at someone.
To dream about drinking acid signifies that you have strong feelings that need to be expressed. If left inside, they can be harmful.
Tacks
To dream of tacks represents displeasure that causes you to argue and provoke.
To dream that you are pushing or hammering a tack represents that you will overcome your adversaries.
Ticks
To dream of seeing ticks tells you that some person or situation is depleting your stamina. It could also represent a pun on being 'ticked off' - angry or disturbed.
Blade
To dream of a blade indicates that you need to make some life-altering choices. It is necessary to thoroughly review the different options that are presented to you. It may also mean that you should ensure that all parts of your life are in harmony with each other.
Notes
Taking notes in a dream indicates that the dream is telling you something you want to remember. Pay attention to the words of the note because they are a message from your subconscious.
Thorns
To dream of thorns indicates that malevolent influences are striving to keep you from succeeding. You need to fight. Thorns can also symbolize the fact that you are putting others' needs above yours.
Cutting
To dream that you are cutting something represents a wrecked relationship or severed ties.
Scissors
To dream that you are using scissors indicates that you have complete command over aspects in your life; you are strong-minded and determined. In addition, it may also signify the need to distance yourself from certain people or situations in your life.
Porcupine
To dream of a porcupine points to a need to defend and protect yourself from emotional or psychological harm.
Alternatively, it indicates possibility of a situation which requires openness on your part. This also suggests the present of someone in your life who shields his/her vulnerability.
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